Definition of punitive in the AudioEnglish.org Dictionary. Meaning of punitive. What does punitive mean? Proper usage and pronunciation (in phonetic transcription) of the word punitive. Information about punitive in the AudioEnglish.org dictionary, synonyms and antonyms. English for Beginners Practical English Travel English Telephone English Banking English Accounting English Dictionary
HIV (human immunodeficiency virus) is a virus that attacks the immune system, the body's natural defense system. Without a strong immune system, the body has trouble fighting off disease. Both the virus and the infection it causes are called HIV. White blood cells are an important part of the immune system.HIV infects and destroys certain white blood cells called CD4+ cells.ithout a strong immune system, the body has trouble fighting off disease. Both the virus and the infection it causes are called HIV. White blood cells are an important part of the immune system. HIV infects and destroys certain white blood cells called CD4+ cells.
A viral infection is any type of illness or disease caused by a virus, a type of microbe. Microbes are tiny organisms that cannot be seen without a microscope and include bacteria, fungi, and some parasites, as well as viruses. viral infection occurs when a virus enters the body through such processes as breathing air contaminated with a virus, eating contaminated food, or by having sexual contact with a person who is infected with a virus.